3x+5(-1+x)=-21

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Solution for 3x+5(-1+x)=-21 equation:


3x+5(-1+x)=-21

We simplify the equation to the form, which is simple to understand 
3x+5(-1+x)=-21

Reorder the terms in parentheses
3x+(-5+5x)=-21

Remove unnecessary parentheses
+3x-5+5x=-21

We move all terms containing x to the left and all other terms to the right. 
+3x+5x=-21+5

We simplify left and right side of the equation. 
+8x=-16

We divide both sides of the equation by 8 to get x. 
x=-2

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